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Single Family ResidenceResidential
$671,255$585 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 95How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $565,000 on Aug 12, 2021

511 WESTMONT AVE

POMONA, CA 91766
3
Beds
2
Baths
1,148 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
0.15 ac
Lot SizeThe size of the land the home sits on, from county records.
1964
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$671K
$637K low$706K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$565,000 · Aug 12, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,934 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$611,572 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$469,558
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$142,014
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$599,581

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyLOS ANGELES
Lot (acres)The size of the land the home sits on, from county records.0.15
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Rock / Gravel
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(3)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Westmont Elementary SchoolB-
Elementary · Grades KG–6 · 0.3 mi
H
Ganesha High SchoolC-
High · Grades 9–12 · 1.1 mi
M
Fremont Academy of Engineering and DesignC-
Middle · Grades 7–12 · 1.9 mi

District: Pomona Unified School District

Neighborhood · ZIP 91766These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.66
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.101
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.455

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.14%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.13%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.8%
PopulationHow many people live in this area.66,656
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.6,661 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$67,103
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$87,596
Average tempThe average temperature here across a full year.64°F
Annual precipHow much rain and melted snow falls here in a typical year.18 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.73%

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

511 Westmont Ave measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Worth less than 73% of homes in Los Angeles County
  • Costs more per square foot than 90% of homes in Pomona 91766
  • Smaller than 80% of homes in Los Angeles County
  • Has a smaller lot than 72% of homes in Pomona 91766

What homes are worth in Pomona 91766

Each bar is how many homes fall in that price range. The marker is this home.

This home
$411K$1.2M

This home is worth more than 60% of homes in Pomona 91766.

How it measures up in Pomona 91766

The dot is this home. The mark in the middle is the typical home in Pomona 91766.

Estimated value$671,255
CheaperTypical $636,585Pricier

Pricier than 60% of homes nearby

Price per ft²$585
CheaperTypical $470Pricier

Pricier than 90% of homes nearby

Living area1,148 ft²
SmallerTypical 1,392 ft²Bigger

Bigger than 32% of homes nearby

Lot size0.15 ac
SmallerTypical 0.17 acBigger

Bigger than 28% of homes nearby

Year built1964
OlderTypical 1972Newer

Newer than 47% of homes nearby

How 511 Westmont Ave ranks against every home in each area.
MeasureThis homePomona 91766Los Angeles County
Estimated valuepricier than$671,25560% of homes27% of homes
Price per ft²pricier than$58590% of homes53% of homes
Living areabigger than1,148 ft²32% of homes20% of homes
Lot sizebigger than0.15 ac28% of homes35% of homes
Year builtnewer than196447% of homes61% of homes

About 511 Westmont Ave

How much is 511 Westmont Ave, Pomona, CA worth?

The TopHap Estimate for 511 Westmont Ave, Pomona, CA is $671,255 as of Sep 24, 2026. The likely range is $636,655 to $705,855. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 511 Westmont Ave, Pomona, CA last sell?

511 Westmont Ave, Pomona, CA last sold on Aug 12, 2021 for $565,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 511 Westmont Ave, Pomona, CA?

511 Westmont Ave, Pomona, CA has 3 bedrooms, 2 bathrooms, 1,148 square feet of living space and a 0.15-acre lot.

When was 511 Westmont Ave, Pomona, CA built?

511 Westmont Ave, Pomona, CA was built in 1964, making it 62 years old. It is a conventional home. The building has 1 story.

What schools serve 511 Westmont Ave, Pomona, CA?

511 Westmont Ave, Pomona, CA is assigned to Westmont Elementary School (elementary), rated B-; Ganesha High School (high), rated C-; Fremont Academy of Engineering and Design (middle), rated C-. All sit in Pomona Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 511 Westmont Ave, Pomona, CA compare to other homes in Pomona 91766?

Among the 14,361 homes in Pomona 91766, it is worth more than 60% of them ($671,255 against a typical $636,585), its price per square foot is higher than 90% of them ($585 against a typical $470), it is bigger than 32% of them (1,148 ft² against a typical 1,392 ft²), its lot is bigger than 28% of them (0.15 ac against a typical 0.17 ac) and it is newer than 47% of them (1964 against a typical 1972). Measured against all of Los Angeles County, it is worth more than 27% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 511 Westmont Ave, Pomona, CA?

The 2025 property tax bill for 511 Westmont Ave, Pomona, CA was $7,934. The county assessed it at $611,572.

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